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Answers and rating deltas for
Create a view of four different yet similar tables in Oracle. What is the best way to do this?
| Author | Votes | Δ |
|---|---|---|
| Petr Pribyl | 2 | +3.69 |
| Jeff Holt | 0 | -3.69 |
Last visited: Aug 31, 2016, 2:46:34 AM